What is CVE-2016-8636?

CVE-2016-8636 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Integer Overflow flaw (CWE-190). CVE-2016-8636 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2016-8636?

CVE-2016-8636 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2016-8636?

No patch is currently available for CVE-2016-8636. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2016-8636 actively exploited?

CVE-2016-8636 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/190.html

CVE-2016-8636

High

Integer overflow in the mem_check_range function in drivers/infiniband/sw/rxe/rxe_mr.c in the Linux kernel before 4.9.10 allows local users to cause a denial of service (memory corruption), obtain sensitive information from kernel memory, or possibly have unspecified other impact via a write or read request involving the "RDMA protocol over infiniband" (aka Soft RoCE) technology.

Package Linux Kernel

Published 2017-02-22

Last modified 2026-05-13

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness type

CWE-190

CVE-2016-8636 is a Integer Overflow vulnerability

What is Integer Overflow?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2016-8636 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel.org
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.10

Release Notes Vendor Advisory
Securityfocus
http://www.securityfocus.com/bid/96189

Third Party Advisory VDB Entry
Kernel patch commit
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=647bf3d8a8e5777319da92af672289b2a6c4dc66
Patch
Kernel patch commit
http://www.openwall.com/lists/oss-security/2017/02/11/9
Patch
Kernel patch commit
https://bugzilla.redhat.com/show_bug.cgi?id=1421981
Patch

5 patch commits total View all on NVD

Details

CVE ID CVE-2016-8636

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2017-02-22

Modified 2026-05-13

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2016-8636?

CVE-2016-8636 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Integer Overflow flaw (CWE-190) . CVE-2016-8636 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2016-8636?

CVE-2016-8636 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2016-8636?

No patch is currently available for CVE-2016-8636. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2016-8636 actively exploited?

No — CVE-2016-8636 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. View CWE-190 on MITRE CWE →